package com.example.kt_base.s4

//TODO 63.Kotlin语言的可变Set集合
fun main() {
    val set= mutableSetOf("李元霸","李杰","陈明")
    set+="王五"
    set+="张三"
    set-="王五"

    set.add("何顾")
    set.remove("李杰")

    println(set)

}
